Canon imageCLASS MF4690 Operation Manual page 247

Error Code
#0403 The same file name exists when you
are scanning a document to a USB
memory.
#0406
Some kind of error has occurred in
the machine when you are scanning
a document to a USB memory (e.g.,
the USB memory is disconnected
from the machine, or file system is not
supported.).
#0703 The memory for image data is full
when sending documents.
#0705
The send operation was interrupted
because the size of the image data
is larger than that specified in <MAX
TX DATA SIZE> in <E-MAIL/I-FAX> in
<COMMUNICATIONS> in <SYSTEM
SETTINGS>.
#0752
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–
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11-24
Description
Some kind of error occurred in the
machine when sending a color
e-mail.
The SMTP server name or POP
server name for e-mail is not
correct, or the server is not
functioning.
The domain name or e-mail
address may not be set.
The network is down.
Action
Press [OK] and rename the file.
Make sure that the USB memory is
inserted correctly to the machine, or
file system is supported.
Press [OK] and try again.
– Wait a few moments, and then try
sending again after other send jobs
are complete.
– Erase documents stored in
memory. If the machine still does
not operate normally, turn the
main power OFF, and then back
ON.
– Change the setting for <MAX TX
DATA SIZE> in <E-MAIL/I-FAX> in
<COMMUNICATIONS> in <SYSTEM
SETTINGS>.
– Select a lower resolution.
– Set <DIVIDE INTO PAGES> to <ON>
in send settings.
– Try sending again before checking
the network conditions or settings.
– Check the SMTP server name,
domain name, POP server name,
and e-mail address in <E-MAIL/
I-FAX> in <NETWORK SETTINGS> in
<SYSTEM SETTINGS>.
– Check that the SMTP server is
operating properly.
– Check the network status.